#183464#183464

#183464 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.2% C 0.091 H 260.4°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#183464
RGB	rgb(24, 52, 100)
HSL	hsl(218, 61%, 24%)
HSV	hsv(218, 76%, 39%)
CMYK	cmyk(76%, 48%, 0%, 60.8%)
CIE-LAB	lab(22.20, 7.88, -31.45)
CIE-LCH	lch(22.20, 32.42, 284.07°)
OKLab	oklab(33.18% -0.0152 -0.09)
OKLCH	oklch(33.18% 0.091 260.4)
XYZ	xyz(3.9041, 3.5699, 12.5374)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183464 #644818

analogous

#185A64 #183464 #221864

triadic

#183464 #641834 #346418

tetradic

#183464 #64185A #644818 #186422

square

#183464 #64185A #644818 #186422

split-complementary

#183464 #642218 #5A6418

monochromatic

#060D19 #0C1A33 #183464 #244E95 #3067C7

Accessibility & contrast

On white

12.25

#183464 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#183464 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183464

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183464	#FFFFFF	#000000	##FFFFFF
##183464	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C3966

Deuteranopia (green-blind)

#0D3263

Tritanopia (blue-blind)

#003F47

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #183464;
/* rgb */ color: rgb(24, 52, 100);
/* oklch */ color: oklch(33.2% 0.091 260.4);

Tailwind

colors: {
  custom: {
    50: '#606b90',
    500: '#183464',
    950: '#000000',
  },
}

SCSS

$custom: #183464;
$custom-light: #606b90;
$custom-dark: #000000;

JSON

{
  "hex": "#183464",
  "rgb": {
    "r": 24,
    "g": 52,
    "b": 100
  },
  "hsl": {
    "h": 217.895,
    "s": 61.29,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33176,
    "c": 0.09131,
    "h": 260.4
  },
  "luminance": 0.0357
}

Semantic roles & 50–950 ramp

primary

#183464

secondary

#9A783E

accent

#A943E4

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05060C

muted

#7A7A7D

Preview Lab

Preview with #183464

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →